YOKOGAWA SAI143-H63PRP

YOKOGAWA SAI143-H63PRP

The YOKOGAWA SAI143-H63PRP is a high‑density, high‑reliability analog input module engineered by Yokogawa Electric Corporation (Japan) for mission‑critical industrial control systems. As a core member of the N‑IO (Network I/O) portfolio and optimized for CENTUM VP DCS and ProSafe‑RS SIS, this module delivers accurate, real‑time analog signal acquisition with PRP (Parallel Redundancy Protocol) and HART communication support. It is designed for users who demand high precision, galvanic isolation, fault tolerance, and seamless system integration in harsh process environments.

Key Identity & Part Number Breakdown

• Model: SAI143-H63PRP (also written as SAI143-H63/PRP)
• Manufacturer: YOKOGAWA (Yokogawa Electric, Japan)
• Type: 16‑Channel Isolated Analog Input Module
• Suffix Definition:
  • ‑H: HART protocol enabled
  • 6: Redundant configuration, non‑explosion‑proof, fast switching
  • PRP: Parallel Redundancy Protocol for Ethernet communication

Core Technical Specifications (Detailed Parameters)

General

• Number of Input Channels: 16 channels (galvanically isolated per channel)
• Input Signal Range: 4–20 mA DC (standard); 1–5 V DC (optional)
• Module Isolation: Channel‑to‑channel and channel‑to‑bus galvanic isolation
• Power Supply: 24 VDC nominal (supplied via base unit)
• Power Consumption: ≤ 5 W (typical)
• Accuracy: ±0.1% of full scale (typical, 25°C); ±0.2% (‑20°C to +70°C)
• Sampling Rate: Up to 50 Hz per channel
• Resolution: 16‑bit ADC

Environmental

• Operating Temperature: ‑20°C to +70°C (‑4°F to +158°F)
• Storage Temperature: ‑40°C to +85°C (‑40°F to +185°F)
• Relative Humidity: 5%–95% (non‑condensing)
• Protection Class: IP20 (front face)
• Altitude: Up to 2,000 m (6,562 ft)

Mechanical

• Dimensions (W × H × D): 130 × 107.5 × 32.8 mm (5.12 × 4.23 × 1.29 in)
• Weight: 0.39 kg (0.86 lb)
• Mounting: DIN rail mounting (standard)
• Housing Material: Flame‑retardant engineering plastic

Communication & Redundancy

• Field Communication: HART 7.0 compliant (per channel)
• System Communication: Ethernet with PRP (Parallel Redundancy Protocol)
• Redundancy Mode: Dual redundant I/O and communication paths
• Hot Swap: Supported (replace module without system shutdown)
• Diagnostics: Sensor open/short circuit, over‑range, under‑range, communication fault

Certifications

• Safety: SIL 2 certified (per IEC 61508)
• Compliance: CE, UL, CSA, ATEX (system‑dependent)
• Quality: ISO 9001, ISO 14001